. ($80k renting for $1200 vs $40k renting for $800 multiplied by the ratio above vs boring consistency of the nicer area) Oh and I have zero excitement for apartments.

When dividing your focus, your multiplying your failure potential rate. 

But if you do,  you have to come in and  multiply quick which is inherently more risky.

Quote from @Shannon Reynolds: John, to circle back to something I just noticed about your explanation of "flat rate" billing, they actually did send me an itemized quote that included 'Labor hour(s)' multiplied by 'Hourly rate.'

When the base produces a job it carries a multiplier between 2-6 jobs outside of the base.

That said - they are simply a "multiplier." 

I am looking to writing an aspiring story about my success in real estate and to multiply with great partners! 

I got the $3400 from multiplying your gross monthly rent by two to get $3400.

How about naming #6 "house stacking" even though that was the name for #7 and then renaming #7 "compound housing" as it multiplies the doors everytime. 

Then take that tax rate and multiply it by the purchase price, it will likely get reassessed to around that or lower, but this will give you a worst case scenario tax amount